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Contents
- The climate of Sønderborg
- The best time to visit Sønderborg
- The worst time to visit Sønderborg
- Spring weather in Sønderborg
- Summer weather in Sønderborg
- Autumn weather in Sønderborg
- Winter weather in Sønderborg
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average sea temperature
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
The climate of Sønderborg
Sønderborg, nestled in Denmark, experiences a Marine West Coast climate, characterized under the Köppen climate classification as Cfb. This climate type is known for its moderate warmth in summer, mild winter months and precipitation throughout the year. A detailed analysis of the climatological data exhibits this prominent pattern and likewise reveals certain unique weather trends.
Throughout the year, the temperatures in Sønderborg range from 1°C (33.8°F) to 20.3°C (68.5°F). Ascending from a chilly start, the temperatures gradually warm up, reaching a high of 20.1°C (68.2°F) to 20.3°C (68.5°F) during the summer months from July to August. The descent initiates post-August, with temperatures progressively dwindling back down to single digits by November. Relative humidity presents a narrow fluctuation, averaging between 77% and 87%.
Regarding precipitation, Sønderborg has no particular months without rainfall. However, the wettest months are July and August, as they witness 28mm (1.1") to 32mm (1.26") of rainfall over 14.8 to 16.4 days. The least rainfall occurs from April to May where 12mm (0.47") to 17mm (0.67") of rainfall can be recorded over 9.8 to 12.8 days. Snowfall sees a dramatic drop following February to be entirely absent between March to November, except a minor resurgence in December with 12mm (0.47"). Daylight hours expand from 7.9h in January to a maximum of 17.3h by June before contracting back to 7.3h by December.
Throughout the year, the temperatures in Sønderborg range from 1°C (33.8°F) to 20.3°C (68.5°F). Ascending from a chilly start, the temperatures gradually warm up, reaching a high of 20.1°C (68.2°F) to 20.3°C (68.5°F) during the summer months from July to August. The descent initiates post-August, with temperatures progressively dwindling back down to single digits by November. Relative humidity presents a narrow fluctuation, averaging between 77% and 87%.
Regarding precipitation, Sønderborg has no particular months without rainfall. However, the wettest months are July and August, as they witness 28mm (1.1") to 32mm (1.26") of rainfall over 14.8 to 16.4 days. The least rainfall occurs from April to May where 12mm (0.47") to 17mm (0.67") of rainfall can be recorded over 9.8 to 12.8 days. Snowfall sees a dramatic drop following February to be entirely absent between March to November, except a minor resurgence in December with 12mm (0.47"). Daylight hours expand from 7.9h in January to a maximum of 17.3h by June before contracting back to 7.3h by December.
The best time to visit Sønderborg
Considering Sønderborg's climate and weather parameters, the optimal time to visit is primarily dictated by personal preferences, particularly in regard to temperature and precipitation. For those who value warmer temperatures and maximum daylight hours, June offers up to 17.8°C (64°F), 17.3 hours of daylight and nine sunshine hours. While rainfall does peak in the summer months, the variation isn't particularly drastic from the year's standard levels.
The worst time to visit Sønderborg
January and February, being the coldest months with temperatures dropping to 1°C (33.8°F) and 0.5°C (32.9°F) respectively, may not be the most inviting for visitors not accustomed to such low temperatures. Coupled with this, these months observe snowfall of 16mm (0.63") to 18mm (0.71"). Reduced daylight hours (7.9h to 9.7h) further bemoan the lack of warmth in the city during this period.
Spring weather in Sønderborg
Spring in Sønderborg sees a steady increase in temperatures. From 3.6°C (38.5°F) in February, it rises to 10.8°C (51.4°F) by April. Rainfall sees a decrease in this period, though relative humidity remains fairly constant within the 77% to 83% range. An increase in daylight hours from 9.7h to 14.1h and sunshine duration from 3.1h to 8.4h is witnessed.
Summer weather in Sønderborg
With temperatures soaring from 14.5°C (58.1°F) in May to 20.3°C (68.5°F) in August, summer exudes warmth in Sønderborg. The daylight hours hit their climax in this season, reaching up to 17.3h in June. Despite higher rainfall levels during summer, sunshine hours remain high, extending between 8.6h to 9.5h.
Autumn weather in Sønderborg
Autumn brings a gradual decline in temperatures as Sønderborg transitions into the colder months of the year. Starting at 17°C (62.6°F) in September, temperatures slide down to 5.3°C (41.5°F) in December. Correspondingly, daylight hours diminish from 12.7h to 8.4h, and sunshine durations decelerate from 7.3h to 3.5h.
Winter weather in Sønderborg
Winter sees temperatures taking a further dip down to 1°C (33.8°F) in January, before initiating a climb up to 3°C (37.4°F) in March. With the shortest daylight hours and lowest sunshine duration, winter days in Sønderborg tend to be dark and cold. Extreme weather conditions like snowfall are more likely to occur in these months.
Weather in January
As the year commences in Sønderborg, Denmark, a distinct chill permeates the local climate. January remains the coldest month, with temperatures ranging from 1°C (33.8°F) to 3.3°C (37.9°F). It heralds its presence as freezing temperatures couple with significant snowfall of 16mm (0.63"), making it common for residents to witness a frost-kissed cityscape. Weather in January »
Weather in February
Drawing inferences from meteorological patterns, February presents slightly improved weather conditions when compared to January. Notably, the temperature rises marginally from 1°C (33.8°F) to 3.6°C (38.5°F). Though snowfall reduces, it still remains a steady feature, making Sønderborg a winter wonderland. Weather in February »
Weather in March
Sønderborg, in March, demonstrates a notable shift towards an improved weather scenario. The city experiences a steady increase in the average daylight hours and sunshine duration, resulting in warmer weather conditions. An appreciable decline in snowfall coupled with rising temperatures marks the transitioning phase from winter to spring. Weather in March »
Weather in April
April proves to be a month of further transformation in Sønderborg, Denmark, with longer daylight hours significantly marking the transition into spring. Its meteorological characteristics display a considerable jump in temperature from 2.2°C (36°F) to 10.8°C (51.4°F). Weather in April »
Weather in May
Experiencing a swift rise in temperatures, May unfolds as a pleasantly warm month in Sønderborg. Extending from March's meteorological shift, May witnesses an increased sea temperature along with rising pressure. The verdant vistas of Sønderborg under the sunlight make it a perfect time for visitors to discover the city's natural beauty. Weather in May »
Weather in June
June arrives in Sønderborg, Denmark, offering delightful weather that nudges temperatures further up to a daytime high of 17.8°C (64°F). The weather showcases optimum conditions for outdoor activities, complemented with the longest daylight hours of the year. Weather in June »
Weather in July
The city of Sønderborg relishes the peak of summer in July as the month flaunts the highest temperature bands, soaring from 14.2°C (57.6°F) to 20.1°C (68.2°F). This rise in temperature is accompanied by a relatively high humidity level, leading to warm mornings and evenings. Weather in July »
Weather in August
In the transitional phase from summer to autumn, August marks an indistinct decrease in temperature in Sønderborg, Denmark. The prolonged summer warmth slightly cools down from the peak temperature in July. The city still enjoys considerable daylight hours with an abundance of sunshine, fostering outdoor activities. Weather in August »
Weather in September
With autumn setting in, September sees a significant drop in average temperatures in Sønderborg. The weather during this month marks a change from the warm days of August, paving the way for cooler conditions. A gradual decrease in daylight hours coupled with the declining sea temperature signals the impending approach of winters. Weather in September »
Weather in October
October in Sønderborg, Denmark, ushers in cooler weather, with temperatures descending and the onset of mild-to-heavy precipitation. The meteorological trends hint towards moist weather conditions, with increased humidity and rainfall. Weather in October »
Weather in November
As November begins in Sønderborg, the weather registers a sharp drop in temperature, gearing up for the winter. The shortening daylight hours and drop in UV index readings underscore the smooth transition from autumn to the early onset of winter. Weather in November »
Weather in December
Completing the climatological calendar, December in Sønderborg, Denmark, represents typical winter conditions. Temperatures show a significant drop down to an average low of 2.9°C (37.2°F), with an expected occurrence of snowfall. Weather in December »
[Resources]Frequently asked questions
What is the coldest time of year in Sønderborg?
In Sønderborg, January is the coldest month, with temperatures averaging a high of 3.3°C (37.9°F) and a low of 1°C (33.8°F).
What are the most humid months in Sønderborg?
The months with the highest humidity in Sønderborg are January and December, with an average relative humidity of 87%.
How much does it rain in Sønderborg?
Throughout the year, in Sønderborg, Denmark, there are 153.2 rainfall days, and 268mm (10.55") of precipitation is accumulated.
When does it snow in Sønderborg?
Months with snowfall in Sønderborg, Denmark, are January through April, November and December.
How much does it snow in Sønderborg?
In Sønderborg, during the entire year, snow falls for 19.3 days and aggregates up to 54mm (2.13") of snow.
When is the lowest UV index in Sønderborg?
With an average maximum UV index of 1, January is the month with the lowest UV index in Sønderborg, Denmark.
When does it snow the most in Sønderborg?
February is the month with the most snowfall in Sønderborg, Denmark. Snow falls for 6.5 days and accumulates 18mm (0.71") of snow.
What is the month with the coldest sea water in Sønderborg?
The month with the coldest seawater in Sønderborg, Denmark, is February, with an average sea temperature of 1°C (33.8°F).
What is the month with the least sunshine in Sønderborg?
The month with the least sunshine is February, with an average of 3.1h of sunshine.
What are the least humid months in Sønderborg?
April, May and August, with an average relative humidity of 77%, are the least humid months.
What is the driest month in Sønderborg?
April is the month with the least rainfall in Sønderborg, Denmark. Rain falls for 9.8 days and accumulates 12mm (0.47") of precipitation.
When it does not snow in Sønderborg?
May through October are months without snowfall.
When are the longest days in Sønderborg?
June has the longest days of the year in Sønderborg, with an average of 17h and 18min of daylight.
What month has the most sunshine in Sønderborg?
The month with the most sunshine in Sønderborg, Denmark, is June, with an average of 9.5h of sunshine.
What is the wettest month in Sønderborg?
The month with the most rainfall is July, when the rain falls for 16.4 days and typically aggregates up to 32mm (1.26") of precipitation.
What is the month with the highest UV index in Sønderborg?
With an average maximum UV index of 5, July is the month with the highest UV index in Sønderborg.
What is the hottest time of year in Sønderborg?
With its average high temperature of 20.3°C (68.5°F) and a low of 15°C (59°F), August is regarded as the warmest month in Sønderborg, Denmark.
What is the month with the warmest sea water in Sønderborg?
With an average sea temperature of 18°C (64.4°F), August is the month with the warmest seawater in Sønderborg.
When is Daylight Saving Time (DST) in Sønderborg?
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends in Sønderborg, and the time zone changes from CEST to CET. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 02:00, and the time zone reverts from CET to CEST.
What is the month with the shortest days in Sønderborg?
December has the shortest days of the year in Sønderborg, Denmark, with an average of 7h and 18min of daylight.
Average temperature
Sønderborg, Denmark
The warmest month (with the highest average high temperature) is August (20.3°C).
The month with the lowest average high temperature is January (3.3°C).
The month with the highest average low temperature is August (15°C).
The coldest month (with the lowest average low temperature) is February (0.5°C).
Average pressure
Sønderborg, Denmark
- Average pressure in January:
1012.8mbar - Average pressure in February:
1013mbar - Average pressure in March:
1014.3mbar - Average pressure in April:
1015.7mbar - Average pressure in May:
1015.7mbar - Average pressure in June:
1014.6mbar
- Average pressure in July:
1013.5mbar - Average pressure in August:
1013.9mbar - Average pressure in September:
1015.4mbar - Average pressure in October:
1014.8mbar - Average pressure in November:
1010.9mbar - Average pressure in December:
1011.6mbar
The months with the highest atmospheric pressure are April and May (1015.7mbar).
The month with the lowest atmospheric pressure is November (1010.9mbar).
Average wind speed
Sønderborg, Denmark
- Average wind speed in January:
21.4km/h - Average wind speed in February:
20.8km/h - Average wind speed in March:
19.2km/h - Average wind speed in April:
17km/h - Average wind speed in May:
16.8km/h - Average wind speed in June:
16.3km/h
- Average wind speed in July:
16.2km/h - Average wind speed in August:
16.4km/h - Average wind speed in September:
18.2km/h - Average wind speed in October:
20.1km/h - Average wind speed in November:
20.3km/h - Average wind speed in December:
22.5km/h
The windiest month (with the highest average wind speed) is December (22.5km/h).
The calmest month (with the lowest average wind speed) is July (16.2km/h).
Average humidity
Sønderborg, Denmark
The months with the highest relative humidity are January and December (87%).
The months with the lowest relative humidity are April, May and August (77%).
Average rainfall
Sønderborg, Denmark
The wettest month (with the highest rainfall) is July (32mm).
The driest month (with the least rainfall) is April (12mm).
Average rainfall days
Sønderborg, Denmark
- Average rainfall days in January:
11.7 days - Average rainfall days in February:
9.4 days - Average rainfall days in March:
10.9 days - Average rainfall days in April:
9.8 days - Average rainfall days in May:
12.8 days - Average rainfall days in June:
12.4 days
- Average rainfall days in July:
16.4 days - Average rainfall days in August:
14.8 days - Average rainfall days in September:
14.2 days - Average rainfall days in October:
14.3 days - Average rainfall days in November:
13.6 days - Average rainfall days in December:
12.9 days
The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is February (9.4 days).
Average snowfall
Sønderborg, Denmark
The month with the highest snowfall is February (18mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days
Sønderborg, Denmark
- Average snowfall days in January:
5.3 days - Average snowfall days in February:
6.5 days - Average snowfall days in March:
1.8 days - Average snowfall days in April:
0.8 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0.6 days - Average snowfall days in December:
4.3 days
The month with the highest number of snowfall days is February (6.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature
Sønderborg, Denmark
The best month for swimming (with the highest average sea temperature) is August (18°C).
The coldest month (with the lowest average sea temperature) is February (1°C).
Average daylight / Average sunshine
Sønderborg, Denmark
- Average daylight in January:
7h and 5min - Average daylight in February:
9h and 4min - Average daylight in March:
11h and 5min - Average daylight in April:
14h and 1min - Average daylight in May:
16h and 1min - Average daylight in June:
17h and 2min
- Average daylight in July:
16h and 4min - Average daylight in August:
14h and 5min - Average daylight in September:
12h and 4min - Average daylight in October:
10h and 3min - Average daylight in November:
8h and 2min - Average daylight in December:
7h and 2min
The month with the longest days is June (Average daylight: 17h and 18min).
The month with the shortest days is December (Average daylight: 7h and 18min).
- Average sunshine in January:
3h and 2min - Average sunshine in February:
3h and 1min - Average sunshine in March:
5h and 1min - Average sunshine in April:
8h and 2min - Average sunshine in May:
8h and 4min - Average sunshine in June:
9h and 3min
- Average sunshine in July:
9h and 0min - Average sunshine in August:
9h and 1min - Average sunshine in September:
7h and 2min - Average sunshine in October:
4h and 1min - Average sunshine in November:
3h and 3min - Average sunshine in December:
3h and 2min
The month with the most sunshine is June (Average sunshine: 9h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 6min).
Average sunshine days
Sønderborg, Denmark
- Average sunshine days in January:
12.5 days - Average sunshine days in February:
12.2 days - Average sunshine days in March:
15.9 days - Average sunshine days in April:
17.1 days - Average sunshine days in May:
14.9 days - Average sunshine days in June:
12.9 days
- Average sunshine days in July:
11.6 days - Average sunshine days in August:
12.3 days - Average sunshine days in September:
11 days - Average sunshine days in October:
12.4 days - Average sunshine days in November:
11.8 days - Average sunshine days in December:
9.9 days
The month with the most sunshine days is April (17.1 days).
The month with the least sunshine days is December (9.9 days).
Average UV index
Sønderborg, Denmark
The month with the highest UV index is July (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover
Sønderborg, Denmark
The months with the most cloud cover are February and December (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 41).
Average visibility
Sønderborg, Denmark
The months with the highest visibility are April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, November and December (9km).
Sønderborg, Denmark
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